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CLASS – 8. Activity 1: Fold a paper 8 times in any way. Unfold and locate various convex and concave polygons. Activity 2: To verify that the sum of interior angles of a quadrilateral is 3600 by paper cutting and pasting. Activity 3: To verify that the sum of measures of the exterior angles of any polygon is 3600 by paper cutting and pasting. ................
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